Remove some unused assignments

cmd/restic/integration_helpers_windows_test.go

@@ -44,7 +44,6 @@ func createFileSetPerHardlink(dir string) map[uint64][]string {
 	}
 	for i, f := range files {
 		linkTests[uint64(i)] = append(linkTests[uint64(i)], f.Name())
-		i++
 	}
 	return linkTests
 }

cmd/restic/integration_test.go

@@ -1590,7 +1590,7 @@ func TestDiff(t *testing.T) {
 	rtest.OK(t, os.Mkdir(modfile+"4", 0755))
 
 	testRunBackup(t, "", []string{datadir}, opts, env.gopts)
-	snapshots, secondSnapshotID := lastSnapshot(snapshots, loadSnapshotMap(t, env.gopts))
+	_, secondSnapshotID := lastSnapshot(snapshots, loadSnapshotMap(t, env.gopts))
 
 	_, err := testRunDiffOutput(env.gopts, "", secondSnapshotID)
 	rtest.Assert(t, err != nil, "expected error on invalid snapshot id")

internal/archiver/archiver_test.go

@@ -2094,7 +2094,7 @@ func TestMetadataChanged(t *testing.T) {
 	want.Group = ""
 
 	// make another snapshot
-	snapshotID, node3 := snapshot(t, repo, fs, snapshotID, "testfile")
+	_, node3 := snapshot(t, repo, fs, snapshotID, "testfile")
 	// Override username and group to empty string - in case underlying system has user with UID 51234
 	// See https://github.com/restic/restic/issues/2372
 	node3.User = ""